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Specification

 GPS Chip: SIRF III chip
 Network: GSM / GPRS
 GPS Trackers support GSM Frequency: 850/900/1800/1900mHz
 GSM/GPRS Module: Simcom Sim340
 GPS Sensitivity: -159 dBM
 GPS Accuracy: 5 M
 Time to First Fix:
  Cold status: 45s
  Warm status: 35s
  Hot status: 1s
 Power Supply: 12V Automotive Battery
 Backup Power: Built-in Rechargeable 3.7 V 1000 mAh Li-ion Battery
 Backup Power Battery Life: 80 hours standby
 Global Vehicle GPS Tracker Working Temperature: -20 to 55 C
 Humidity: 5% to 95% non-condensing
 Altitude Limit: 18,000 meters (60,000 feet) max
 Velocity Limit: 515 meters/second (1000 knots) max
 Acceleration Limit: Less than 4g
 Dimension: 103 (L) x 54 (W) x 34 (H) mm
 Color: Black
 GPS Tracking device funtion:
 Track on Demand - Replies with a TXT message of current latitude, longitude, speed, and time, as well as an Internet map link to your cellphone to show you exactly where the GPS tracker/your vehicle is
 Geo-fencing control - When the vehicle moves in/out the preset scope, it will send an SMS alarm to the authorized phone numbers
 Movement and Speed Alert: The tracker can warm you with SMS message when the vehicle starts to move from a stationary status, or when the vehicle is moving faster than a preset speed
 Stop the Engine: You can send an SMS message to the tracker to cut off the gas and battery power, so the engine will remain in an immobilized stated until your remove the alarm status
 GPRS: With a GPRS enabled SIM card, you can monitor real-time movement of your vehicle with the supplied software on your computer
 Approved: CE / FCC
 After Sales Service: 1 Year Warranty